发明名称 |
Method for setting a gear ratio of a fan drive gear system of a gas turbine engine |
摘要 |
A gas turbine engine includes a fan section including a fan rotatable about an axis. A speed reduction device is connected to the fan. The speed reduction device includes a planetary fan drive gear system with a planet gear ratio of at least 2.5. A bypass ratio is greater than about 11.0. |
申请公布号 |
US8814494(B1) |
申请公布日期 |
2014.08.26 |
申请号 |
US201414203863 |
申请日期 |
2014.03.11 |
申请人 |
United Technologies Corporation |
发明人 |
Sheridan William G.;Hasel Karl L. |
分类号 |
F01D1/24;F02C7/36 |
主分类号 |
F01D1/24 |
代理机构 |
Carlson, Gaskey & Olds, P.C. |
代理人 |
Carlson, Gaskey & Olds, P.C. |
主权项 |
1. A gas turbine engine comprising:
a fan section including a fan rotatable about an axis; and a speed reduction device connected to the fan, wherein the speed reduction device includes a planetary fan drive gear system with a planet gear ratio of at least 2.5, wherein a bypass ratio is greater than about 11.0. |
地址 |
Hartford CT US |